assurance：保证，担保，确信，把握，信心

词根词缀：as-来,临近 + -sur-确信 + -ance

• scram
• scramble
• scrambler
• scrap
• scrapbook
• scrape
• scraper
• scrapie
• scraping
• scrappy
• scrapyard
• scratch
• scratchy
• scrawl
• scrawny
• scree
• screed
• screen
• screener
• screenplay
• screw
• scribble
• scribbler
• scribe
• scrimp